Save account settings in local db

src/components/AccountPage/index.js

@@ -69,7 +69,7 @@ class AccountPage extends PureComponent<Props> {
               </Box>
             </Button>
             <Button
-              style={{ width: 40, padding: 0 }}
+              style={{ width: 30, padding: 0 }}
               onClick={() => openModal(MODAL_SETTINGS_ACCOUNT, { account })}
             >
               <Box align="center">
@@ -82,7 +82,10 @@ class AccountPage extends PureComponent<Props> {
           <Text fontSize={5}>{formatBTC(account.balance)}</Text>
         </Card>
         <Card p={0} px={4} title={t('account:lastOperations')}>
-          <TransactionsList transactions={account.transactions} />
+          <TransactionsList
+            transactions={account.transactions}
+            minConfirmations={account.settings.minConfirmations}
+          />
         </Card>
       </Box>
     )

src/components/TransactionsList/index.js

@@ -184,6 +184,10 @@ class TransactionsList extends Component<Props> {
   }
 
   shouldComponentUpdate(nextProps: Props) {
+    if (this.props.minConfirmations !== nextProps.minConfirmations) {
+      return true
+    }
+
     if (this._hashCache === null) {
       return true
     }

src/components/modals/SettingsAccount.js

@@ -91,7 +91,7 @@ class SettingsAccount extends PureComponent<Props, State> {
         ...account,
         settings: {
           ...account.settings,
-          minConfirmations,
+          minConfirmations: Number(minConfirmations),
         },
       })
     })

src/reducers/accounts.js

@@ -120,6 +120,7 @@ export function serializeAccounts(accounts: Array<Object>) {
       name: account.name || `${key}`,
       path: account.path,
       unit: account.unit || getDefaultUnitByCoinType(account.coinType),
+      settings: account.settings,
     }
 
     return {
@@ -144,6 +145,7 @@ export function deserializeAccounts(accounts: Accounts) {
     path: account.path,
     transactions: account.transactions.map(({ account, ...t }) => t),
     unit: account.unit,
+    settings: account.settings,
   }))
 }